7.    PUFFER FISH

Top 10 Deadliest Animals : This is one of the most deadly animals inhabiting the ocean. They are deceptively cute but quite dangerous. When threatened, they puff out their protruding spines. The venom from their spines can paralyze you, causing you to stop breathing, resulting in death. For that matter, if you eat improperly prepared puffer fish, you can also die.